From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Drawing of a differential casing.
| Identifier | ExFiles\Box 126\2\ scan0161 | |
| Date | 18th November 1938 guessed | |
| DIFFERENTIAL CASING, SS{S. Smith}241, 6 11/16", A, B, 8 holes 3/8" dia, 7/16" R, 4 holes 3/8" dia, 4 1/2 DIA, 3 15/16" DIA, 3 1/4 DIA, 4 1/8 DIA, 3 7/16" P.C. DIA, 1/4", 5 3/16" PC DIA, 1 3/16 DIA, 4 1/16 DIA, SECTION "BB" | ||